ETYMOLOGY
from Latin ludibundus, from ludere (to play)
EXAMPLE
“… I promise you, Hylobares, tho’ the fancy of Cuphophron may seem more ordinarily ludibund and lightsomely sportful, yet what he points at seems to be overlamentably true …”
From: Divine Dialogues, Containing Sundry Disquisitions & Instructions Concerning the Attributes and Providence of God
By Henry More, 1668
Lexicophilia 